80450818

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 140829696

約数和(自身を除く): 60378878

約数列:

[1, 2, 7, 14, 73, 146, 223, 353, 446, 511, 706, 1022, 1561, 2471, 3122, 4942, 16279, 25769, 32558, 51538, 78719, 113953, 157438, 180383, 227906, 360766, 551033, 1102066, 5746487, 11492974, 40225409, 80450818]

約数ペア:

[(1, 80450818), (2, 40225409), (7, 11492974), (14, 5746487), (73, 1102066), (146, 551033), (223, 360766), (353, 227906), (446, 180383), (511, 157438), (706, 113953), (1022, 78719), (1561, 51538), (2471, 32558), (3122, 25769), (4942, 16279)]